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<div id="overview"><a href="../../../../../../testapidocs/org/apache/directory/mavibot/btree/InMemoryBTreeConfigurationTest.html">View Javadoc</a></div><pre>

<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> *  Licensed to the Apache Software Foundation (ASF) under one</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> *  or more contributor license agreements.  See the NOTICE file</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> *  distributed with this work for additional information</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> *  regarding copyright ownership.  The ASF licenses this file</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> *  to you under the Apache License, Version 2.0 (the</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> *  "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *  with the License.  You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> *    <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> *  Unless required by applicable law or agreed to in writing,</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> *  software distributed under the License is distributed on an</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> *  KIND, either express or implied.  See the License for the</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> *  specific language governing permissions and limitations</em>
<a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_comment"> *  under the License.</em>
<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">package</strong> org.apache.directory.mavibot.btree;
<a class="jxr_linenumber" name="21" href="#21">21</a>  
<a class="jxr_linenumber" name="22" href="#22">22</a>  
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.junit.Assert.assertNotNull;
<a class="jxr_linenumber" name="24" href="#24">24</a>  
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.io.File;
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="27" href="#27">27</a>  
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> org.apache.directory.mavibot.btree.BTree;
<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> org.apache.directory.mavibot.btree.InMemoryBTree;
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.apache.directory.mavibot.btree.exception.KeyNotFoundException;
<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.apache.directory.mavibot.btree.serializer.IntSerializer;
<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.apache.directory.mavibot.btree.serializer.StringSerializer;
<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.junit.Rule;
<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.junit.Test;
<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.junit.rules.TemporaryFolder;
<a class="jxr_linenumber" name="36" href="#36">36</a>  
<a class="jxr_linenumber" name="37" href="#37">37</a>  
<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * Test the creation of a BTree with a configuration.</em>
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> * @author &lt;a href="<a href="mailto:dev@directory.apache.org" target="alexandria_uri">mailto:dev@directory.apache.org</a>"&gt;Apache Directory Project&lt;/a&gt;</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/directory/mavibot/btree/InMemoryBTreeConfigurationTest.html">InMemoryBTreeConfigurationTest</a>
<a class="jxr_linenumber" name="44" href="#44">44</a>  {
<a class="jxr_linenumber" name="45" href="#45">45</a>      @Rule
<a class="jxr_linenumber" name="46" href="#46">46</a>      <strong class="jxr_keyword">public</strong> TemporaryFolder tempFolder = <strong class="jxr_keyword">new</strong> TemporaryFolder();
<a class="jxr_linenumber" name="47" href="#47">47</a>  
<a class="jxr_linenumber" name="48" href="#48">48</a>      <em class="jxr_comment">// Some values to inject in a btree</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong>[] sortedValues = <strong class="jxr_keyword">new</strong> <strong class="jxr_keyword">int</strong>[]
<a class="jxr_linenumber" name="50" href="#50">50</a>          {
<a class="jxr_linenumber" name="51" href="#51">51</a>              0, 1, 2, 4, 5, 6, 8, 9, 11, 12,
<a class="jxr_linenumber" name="52" href="#52">52</a>              13, 14, 16, 19, 21, 22, 23, 25, 26, 28,
<a class="jxr_linenumber" name="53" href="#53">53</a>              30, 31, 32, 34, 36, 37, 38, 39, 41, 42,
<a class="jxr_linenumber" name="54" href="#54">54</a>              44, 45, 47, 50, 52, 53, 54, 55, 56, 58,
<a class="jxr_linenumber" name="55" href="#55">55</a>              59, 60, 63, 64, 67, 68, 70, 72, 73, 74,
<a class="jxr_linenumber" name="56" href="#56">56</a>              76, 77, 79, 80, 81, 82, 85, 88, 89, 90,
<a class="jxr_linenumber" name="57" href="#57">57</a>              92, 93, 95, 97, 98, 100, 101, 102, 103, 104,
<a class="jxr_linenumber" name="58" href="#58">58</a>              105, 106, 107, 109, 110, 111, 112, 117, 118, 120,
<a class="jxr_linenumber" name="59" href="#59">59</a>              121, 128, 129, 130, 131, 132, 135, 136, 137, 138,
<a class="jxr_linenumber" name="60" href="#60">60</a>              139, 140, 141, 142, 143, 146, 147, 148, 149, 150,
<a class="jxr_linenumber" name="61" href="#61">61</a>              152, 154, 156, 160, 161, 162, 163, 165, 167, 168,
<a class="jxr_linenumber" name="62" href="#62">62</a>              169, 171, 173, 174, 175, 176, 177, 178, 179, 180,
<a class="jxr_linenumber" name="63" href="#63">63</a>              181, 182, 183, 189, 190, 193, 194, 195, 199, 200,
<a class="jxr_linenumber" name="64" href="#64">64</a>              202, 203, 205, 206, 207, 208, 209, 210, 212, 215,
<a class="jxr_linenumber" name="65" href="#65">65</a>              216, 217, 219, 220, 222, 223, 224, 225, 226, 227,
<a class="jxr_linenumber" name="66" href="#66">66</a>              228, 230, 231, 235, 236, 238, 239, 241, 242, 243,
<a class="jxr_linenumber" name="67" href="#67">67</a>              245, 246, 247, 249, 250, 251, 252, 254, 256, 257,
<a class="jxr_linenumber" name="68" href="#68">68</a>              258, 259, 261, 262, 263, 264, 266, 268, 272, 273,
<a class="jxr_linenumber" name="69" href="#69">69</a>              274, 276, 277, 278, 279, 282, 283, 286, 289, 290,
<a class="jxr_linenumber" name="70" href="#70">70</a>              292, 293, 294, 296, 298, 299, 300, 301, 303, 305,
<a class="jxr_linenumber" name="71" href="#71">71</a>              308, 310, 316, 317, 318, 319, 322, 323, 324, 326,
<a class="jxr_linenumber" name="72" href="#72">72</a>              327, 329, 331, 333, 334, 335, 336, 337, 338, 339,
<a class="jxr_linenumber" name="73" href="#73">73</a>              340, 341, 346, 347, 348, 349, 350, 351, 352, 353,
<a class="jxr_linenumber" name="74" href="#74">74</a>              355, 356, 357, 358, 359, 361, 365, 366, 373, 374,
<a class="jxr_linenumber" name="75" href="#75">75</a>              375, 379, 380, 381, 382, 384, 385, 387, 388, 389,
<a class="jxr_linenumber" name="76" href="#76">76</a>              390, 392, 393, 395, 396, 397, 398, 399, 400, 401,
<a class="jxr_linenumber" name="77" href="#77">77</a>              404, 405, 406, 407, 410, 411, 412, 416, 417, 418,
<a class="jxr_linenumber" name="78" href="#78">78</a>              420, 421, 422, 424, 426, 427, 428, 430, 431, 432,
<a class="jxr_linenumber" name="79" href="#79">79</a>              433, 436, 439, 441, 443, 444, 445, 446, 447, 448,
<a class="jxr_linenumber" name="80" href="#80">80</a>              449, 450, 451, 452, 453, 454, 455, 456, 458, 459,
<a class="jxr_linenumber" name="81" href="#81">81</a>              464, 466, 469, 470, 471, 472, 475, 477, 478, 482,
<a class="jxr_linenumber" name="82" href="#82">82</a>              483, 484, 485, 486, 488, 490, 491, 492, 493, 495,
<a class="jxr_linenumber" name="83" href="#83">83</a>              496, 497, 500, 502, 503, 504, 505, 506, 507, 509,
<a class="jxr_linenumber" name="84" href="#84">84</a>              510, 514, 516, 518, 520, 521, 523, 524, 526, 527,
<a class="jxr_linenumber" name="85" href="#85">85</a>              528, 529, 530, 532, 533, 535, 538, 539, 540, 542,
<a class="jxr_linenumber" name="86" href="#86">86</a>              543, 544, 546, 547, 549, 550, 551, 553, 554, 558,
<a class="jxr_linenumber" name="87" href="#87">87</a>              559, 561, 563, 564, 566, 567, 568, 569, 570, 571,
<a class="jxr_linenumber" name="88" href="#88">88</a>              572, 576, 577, 578, 580, 582, 583, 586, 588, 589,
<a class="jxr_linenumber" name="89" href="#89">89</a>              590, 592, 593, 596, 597, 598, 599, 600, 601, 604,
<a class="jxr_linenumber" name="90" href="#90">90</a>              605, 606, 607, 609, 610, 613, 615, 617, 618, 619,
<a class="jxr_linenumber" name="91" href="#91">91</a>              620, 621, 626, 627, 628, 631, 632, 633, 635, 636,
<a class="jxr_linenumber" name="92" href="#92">92</a>              637, 638, 639, 640, 641, 643, 645, 647, 648, 649,
<a class="jxr_linenumber" name="93" href="#93">93</a>              650, 651, 652, 653, 655, 656, 658, 659, 660, 662,
<a class="jxr_linenumber" name="94" href="#94">94</a>              666, 669, 673, 674, 675, 676, 677, 678, 680, 681,
<a class="jxr_linenumber" name="95" href="#95">95</a>              682, 683, 685, 686, 687, 688, 689, 690, 691, 692,
<a class="jxr_linenumber" name="96" href="#96">96</a>              693, 694, 696, 698, 699, 700, 701, 705, 708, 709,
<a class="jxr_linenumber" name="97" href="#97">97</a>              711, 713, 714, 715, 719, 720, 723, 725, 726, 727,
<a class="jxr_linenumber" name="98" href="#98">98</a>              728, 731, 732, 733, 734, 735, 736, 739, 740, 743,
<a class="jxr_linenumber" name="99" href="#99">99</a>              744, 745, 746, 747, 749, 750, 752, 753, 762, 763,
<a class="jxr_linenumber" name="100" href="#100">100</a>             765, 766, 768, 770, 772, 773, 774, 776, 777, 779,
<a class="jxr_linenumber" name="101" href="#101">101</a>             782, 784, 785, 788, 790, 791, 793, 794, 795, 798,
<a class="jxr_linenumber" name="102" href="#102">102</a>             799, 800, 801, 803, 804, 805, 808, 810, 812, 813,
<a class="jxr_linenumber" name="103" href="#103">103</a>             814, 816, 818, 821, 822, 823, 824, 827, 828, 829,
<a class="jxr_linenumber" name="104" href="#104">104</a>             831, 832, 833, 834, 835, 837, 838, 839, 840, 843,
<a class="jxr_linenumber" name="105" href="#105">105</a>             846, 847, 849, 852, 853, 854, 856, 857, 859, 860,
<a class="jxr_linenumber" name="106" href="#106">106</a>             863, 864, 865, 866, 867, 868, 869, 872, 873, 877,
<a class="jxr_linenumber" name="107" href="#107">107</a>             880, 881, 882, 883, 887, 888, 889, 890, 891, 894,
<a class="jxr_linenumber" name="108" href="#108">108</a>             895, 897, 898, 899, 902, 904, 905, 907, 908, 910,
<a class="jxr_linenumber" name="109" href="#109">109</a>             911, 912, 915, 916, 917, 918, 919, 923, 925, 926,
<a class="jxr_linenumber" name="110" href="#110">110</a>             927, 928, 929, 930, 932, 935, 936, 937, 938, 939,
<a class="jxr_linenumber" name="111" href="#111">111</a>             944, 945, 947, 952, 953, 954, 955, 956, 957, 958,
<a class="jxr_linenumber" name="112" href="#112">112</a>             960, 967, 970, 971, 972, 974, 975, 976, 978, 979,
<a class="jxr_linenumber" name="113" href="#113">113</a>             980, 981, 983, 984, 985, 987, 988, 989, 991, 995
<a class="jxr_linenumber" name="114" href="#114">114</a>     };
<a class="jxr_linenumber" name="115" href="#115">115</a> 
<a class="jxr_linenumber" name="116" href="#116">116</a> 
<a class="jxr_linenumber" name="117" href="#117">117</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment">     * Test the creation of a in-memory BTree using the BTreeConfiguration.</em>
<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="120" href="#120">120</a>     @Test
<a class="jxr_linenumber" name="121" href="#121">121</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testConfigurationBasic() <strong class="jxr_keyword">throws</strong> IOException, KeyNotFoundException
<a class="jxr_linenumber" name="122" href="#122">122</a>     {
<a class="jxr_linenumber" name="123" href="#123">123</a>         InMemoryBTreeConfiguration&lt;Integer, String&gt; config = <strong class="jxr_keyword">new</strong> InMemoryBTreeConfiguration&lt;Integer, String&gt;();
<a class="jxr_linenumber" name="124" href="#124">124</a>         config.setName( <span class="jxr_string">"basic"</span> );
<a class="jxr_linenumber" name="125" href="#125">125</a>         config.setPageSize( 32 );
<a class="jxr_linenumber" name="126" href="#126">126</a>         config.setSerializers( <strong class="jxr_keyword">new</strong> IntSerializer(), <strong class="jxr_keyword">new</strong> StringSerializer() );
<a class="jxr_linenumber" name="127" href="#127">127</a> 
<a class="jxr_linenumber" name="128" href="#128">128</a>         <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="129" href="#129">129</a>         {
<a class="jxr_linenumber" name="130" href="#130">130</a>             <em class="jxr_comment">// Create the BTree</em>
<a class="jxr_linenumber" name="131" href="#131">131</a>             BTree&lt;Integer, String&gt; btree = <strong class="jxr_keyword">new</strong> InMemoryBTree&lt;Integer, String&gt;( config );
<a class="jxr_linenumber" name="132" href="#132">132</a> 
<a class="jxr_linenumber" name="133" href="#133">133</a>             <em class="jxr_comment">// Inject the values</em>
<a class="jxr_linenumber" name="134" href="#134">134</a>             <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> value : sortedValues )
<a class="jxr_linenumber" name="135" href="#135">135</a>             {
<a class="jxr_linenumber" name="136" href="#136">136</a>                 String strValue = <span class="jxr_string">"V"</span> + value;
<a class="jxr_linenumber" name="137" href="#137">137</a> 
<a class="jxr_linenumber" name="138" href="#138">138</a>                 btree.insert( value, strValue );
<a class="jxr_linenumber" name="139" href="#139">139</a>             }
<a class="jxr_linenumber" name="140" href="#140">140</a> 
<a class="jxr_linenumber" name="141" href="#141">141</a>             <em class="jxr_comment">// Check that the tree contains all the values</em>
<a class="jxr_linenumber" name="142" href="#142">142</a>             <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> key : sortedValues )
<a class="jxr_linenumber" name="143" href="#143">143</a>             {
<a class="jxr_linenumber" name="144" href="#144">144</a>                 String value = btree.get( key );
<a class="jxr_linenumber" name="145" href="#145">145</a> 
<a class="jxr_linenumber" name="146" href="#146">146</a>                 assertNotNull( value );
<a class="jxr_linenumber" name="147" href="#147">147</a>             }
<a class="jxr_linenumber" name="148" href="#148">148</a> 
<a class="jxr_linenumber" name="149" href="#149">149</a>             btree.close();
<a class="jxr_linenumber" name="150" href="#150">150</a>         }
<a class="jxr_linenumber" name="151" href="#151">151</a>         <strong class="jxr_keyword">finally</strong>
<a class="jxr_linenumber" name="152" href="#152">152</a>         {
<a class="jxr_linenumber" name="153" href="#153">153</a>             <em class="jxr_comment">// Erase the mavibot file now</em>
<a class="jxr_linenumber" name="154" href="#154">154</a>             File mavibotFile = <strong class="jxr_keyword">new</strong> File( <span class="jxr_string">""</span>, <span class="jxr_string">"mavibot"</span> );
<a class="jxr_linenumber" name="155" href="#155">155</a> 
<a class="jxr_linenumber" name="156" href="#156">156</a>             <strong class="jxr_keyword">if</strong> ( mavibotFile.exists() )
<a class="jxr_linenumber" name="157" href="#157">157</a>             {
<a class="jxr_linenumber" name="158" href="#158">158</a>                 mavibotFile.delete();
<a class="jxr_linenumber" name="159" href="#159">159</a>             }
<a class="jxr_linenumber" name="160" href="#160">160</a> 
<a class="jxr_linenumber" name="161" href="#161">161</a>             <em class="jxr_comment">// Erase the journal too</em>
<a class="jxr_linenumber" name="162" href="#162">162</a>             File mavibotJournal = <strong class="jxr_keyword">new</strong> File( <span class="jxr_string">""</span>, <span class="jxr_string">"mavibot.log"</span> );
<a class="jxr_linenumber" name="163" href="#163">163</a> 
<a class="jxr_linenumber" name="164" href="#164">164</a>             <strong class="jxr_keyword">if</strong> ( mavibotJournal.exists() )
<a class="jxr_linenumber" name="165" href="#165">165</a>             {
<a class="jxr_linenumber" name="166" href="#166">166</a>                 mavibotJournal.delete();
<a class="jxr_linenumber" name="167" href="#167">167</a>             }
<a class="jxr_linenumber" name="168" href="#168">168</a>         }
<a class="jxr_linenumber" name="169" href="#169">169</a>     }
<a class="jxr_linenumber" name="170" href="#170">170</a> 
<a class="jxr_linenumber" name="171" href="#171">171</a> 
<a class="jxr_linenumber" name="172" href="#172">172</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment">     * Test the creation of a BTree using the BTreeConfiguration, flushing the </em>
<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment">     * tree on disk, then reloading it in another BTree.</em>
<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="176" href="#176">176</a>     @Test
<a class="jxr_linenumber" name="177" href="#177">177</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testConfigurationFlushReload() <strong class="jxr_keyword">throws</strong> IOException, KeyNotFoundException
<a class="jxr_linenumber" name="178" href="#178">178</a>     {
<a class="jxr_linenumber" name="179" href="#179">179</a>         <em class="jxr_comment">// Create a temporary file</em>
<a class="jxr_linenumber" name="180" href="#180">180</a>         File file = tempFolder.newFile( <span class="jxr_string">"testFlush.data"</span> );
<a class="jxr_linenumber" name="181" href="#181">181</a>         String parent = file.getParent();
<a class="jxr_linenumber" name="182" href="#182">182</a> 
<a class="jxr_linenumber" name="183" href="#183">183</a>         <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="184" href="#184">184</a>         {
<a class="jxr_linenumber" name="185" href="#185">185</a>             InMemoryBTreeConfiguration&lt;Integer, String&gt; config = <strong class="jxr_keyword">new</strong> InMemoryBTreeConfiguration&lt;Integer, String&gt;();
<a class="jxr_linenumber" name="186" href="#186">186</a>             config.setPageSize( 32 );
<a class="jxr_linenumber" name="187" href="#187">187</a>             config.setSerializers( <strong class="jxr_keyword">new</strong> IntSerializer(), <strong class="jxr_keyword">new</strong> StringSerializer() );
<a class="jxr_linenumber" name="188" href="#188">188</a> 
<a class="jxr_linenumber" name="189" href="#189">189</a>             config.setFilePath( parent );
<a class="jxr_linenumber" name="190" href="#190">190</a>             config.setName( <span class="jxr_string">"mavibot"</span> );
<a class="jxr_linenumber" name="191" href="#191">191</a> 
<a class="jxr_linenumber" name="192" href="#192">192</a>             <em class="jxr_comment">// Create the BTree</em>
<a class="jxr_linenumber" name="193" href="#193">193</a>             BTree&lt;Integer, String&gt; btree = <strong class="jxr_keyword">new</strong> InMemoryBTree&lt;Integer, String&gt;( config );
<a class="jxr_linenumber" name="194" href="#194">194</a> 
<a class="jxr_linenumber" name="195" href="#195">195</a>             <em class="jxr_comment">// Inject the values</em>
<a class="jxr_linenumber" name="196" href="#196">196</a>             <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> value : sortedValues )
<a class="jxr_linenumber" name="197" href="#197">197</a>             {
<a class="jxr_linenumber" name="198" href="#198">198</a>                 String strValue = <span class="jxr_string">"V"</span> + value;
<a class="jxr_linenumber" name="199" href="#199">199</a> 
<a class="jxr_linenumber" name="200" href="#200">200</a>                 btree.insert( value, strValue );
<a class="jxr_linenumber" name="201" href="#201">201</a>             }
<a class="jxr_linenumber" name="202" href="#202">202</a> 
<a class="jxr_linenumber" name="203" href="#203">203</a>             <em class="jxr_comment">// Check that the tree contains all the values</em>
<a class="jxr_linenumber" name="204" href="#204">204</a>             <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> key : sortedValues )
<a class="jxr_linenumber" name="205" href="#205">205</a>             {
<a class="jxr_linenumber" name="206" href="#206">206</a>                 String value = btree.get( key );
<a class="jxr_linenumber" name="207" href="#207">207</a> 
<a class="jxr_linenumber" name="208" href="#208">208</a>                 assertNotNull( value );
<a class="jxr_linenumber" name="209" href="#209">209</a>             }
<a class="jxr_linenumber" name="210" href="#210">210</a> 
<a class="jxr_linenumber" name="211" href="#211">211</a>             <em class="jxr_comment">// Flush the data</em>
<a class="jxr_linenumber" name="212" href="#212">212</a>             btree.close();
<a class="jxr_linenumber" name="213" href="#213">213</a> 
<a class="jxr_linenumber" name="214" href="#214">214</a>             <em class="jxr_comment">// Now, create a new BTree using the same configuration</em>
<a class="jxr_linenumber" name="215" href="#215">215</a>             BTree&lt;Integer, String&gt; btreeCopy = <strong class="jxr_keyword">new</strong> InMemoryBTree&lt;Integer, String&gt;( config );
<a class="jxr_linenumber" name="216" href="#216">216</a> 
<a class="jxr_linenumber" name="217" href="#217">217</a>             <em class="jxr_comment">// Check that the tree contains all the values</em>
<a class="jxr_linenumber" name="218" href="#218">218</a>             <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> key : sortedValues )
<a class="jxr_linenumber" name="219" href="#219">219</a>             {
<a class="jxr_linenumber" name="220" href="#220">220</a>                 String value = btreeCopy.get( key );
<a class="jxr_linenumber" name="221" href="#221">221</a> 
<a class="jxr_linenumber" name="222" href="#222">222</a>                 assertNotNull( value );
<a class="jxr_linenumber" name="223" href="#223">223</a>             }
<a class="jxr_linenumber" name="224" href="#224">224</a> 
<a class="jxr_linenumber" name="225" href="#225">225</a>             btreeCopy.close();
<a class="jxr_linenumber" name="226" href="#226">226</a>         }
<a class="jxr_linenumber" name="227" href="#227">227</a>         <strong class="jxr_keyword">finally</strong>
<a class="jxr_linenumber" name="228" href="#228">228</a>         {
<a class="jxr_linenumber" name="229" href="#229">229</a>             <em class="jxr_comment">// Erase the mavibot file now</em>
<a class="jxr_linenumber" name="230" href="#230">230</a>             File mavibotFile = <strong class="jxr_keyword">new</strong> File( parent, <span class="jxr_string">"mavibot.db"</span> );
<a class="jxr_linenumber" name="231" href="#231">231</a> 
<a class="jxr_linenumber" name="232" href="#232">232</a>             <strong class="jxr_keyword">if</strong> ( mavibotFile.exists() )
<a class="jxr_linenumber" name="233" href="#233">233</a>             {
<a class="jxr_linenumber" name="234" href="#234">234</a>                 mavibotFile.delete();
<a class="jxr_linenumber" name="235" href="#235">235</a>             }
<a class="jxr_linenumber" name="236" href="#236">236</a> 
<a class="jxr_linenumber" name="237" href="#237">237</a>             <em class="jxr_comment">// Erase the journal too</em>
<a class="jxr_linenumber" name="238" href="#238">238</a>             File mavibotJournal = <strong class="jxr_keyword">new</strong> File( parent, <span class="jxr_string">"mavibot.db.log"</span> );
<a class="jxr_linenumber" name="239" href="#239">239</a> 
<a class="jxr_linenumber" name="240" href="#240">240</a>             <strong class="jxr_keyword">if</strong> ( mavibotJournal.exists() )
<a class="jxr_linenumber" name="241" href="#241">241</a>             {
<a class="jxr_linenumber" name="242" href="#242">242</a>                 mavibotJournal.delete();
<a class="jxr_linenumber" name="243" href="#243">243</a>             }
<a class="jxr_linenumber" name="244" href="#244">244</a>         }
<a class="jxr_linenumber" name="245" href="#245">245</a>     }
<a class="jxr_linenumber" name="246" href="#246">246</a> }
</pre>
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